Brand: SONY
Category: TV
Document Type: Parts/Service
Language: EN
Parts/Service for KDL-40V4000
Uploaded: Nov. 21, 2025, 8:07 p.m.
1. GENERAL
- Caution
- Specifications
- Connectors
- Self Diagnosis
2. DISASSEMBLY
- Rear Cover Removal
- Stand Removal
- Loudspeaker Removal
- Side Jack Bracket Assy Removal
- Board Removals (BE2, D4, D5, G5, H3E, H4, IP5)
3. ADJUSTMENTS
- How to enter the Service Mode
- Product Version
- Service Config (Set-up, Sound, IF Adjust, White Balance)
- Error Menu
- TT Mode
4. DIAGRAMS
- Block Diagrams
- Circuit Board Location
- Schematic Diagrams and Printed Wiring Boards
5. EXPLODED VIEWS
- Chassis
- Bezel
- Rear Cover & Power Supply Cords
6. ELECTRICAL PARTS LIST
Troubleshooting and error codes
| Number of LED Flashes | Error Description | Micro | Checked | Action |
|---|---|---|---|---|
| 02 | DC_DET (12V main voltage). | VERD | In normal mode. | Goes into standby and LED flashes. |
| 06 | Panel Det error. | VERD | In normal mode. | Goes into standby and LED flashes. |
| 07 | Internal temperature error. | VERD | In normal mode. | Goes into standby and LED flashes. |
| 08 | Audio error (SP protection). | VERD | In normal mode. | Goes into standby and LED flashes. |
| 10 | Digital error. | VCT | In normal mode. | Adds error to error menu. |
| 11 | NVM error. | VCT | In initialisation state. | Adds error to error menu. |
| 12 | I2C error VCT. | VCT | In normal mode. | Adds error to error menu. |
| 13 | Balancer error. | VERD | In normal mode. | Goes into standby and LED flashes. |
| 14 | HDMI error. | VCT | In initialisation state. | Adds error to error menu. |
| 15 | Tuner Error | VCT | In initialisation state. | Adds error to error menu. |
| 16 | I2C CH1 (VERD TAS). | VERD | Factory mode. | LED error. |
| 17 | I2C CH0 (VERD NVM/RTC). | VERD | Factory mode. | LED error. |
| 21 | VCT error | VERD | In normal mode. | LED error. |
| 22 | MSP error. | VCT | In initialisation state. | Adds error to error menu. |